Dr. Koosha Mortazavi is a nephrologist in Oxnard, California and is affiliated with multiple hospitals in the area, including St. John's Regional Medical Center and Community Memorial Hospital-Ventura. He received his medical degree from Iran University of Medical Sciences and has been in practice for more than 20 years. Dr. Koosha Mortazavi has expertise in treating kidney disease, among other conditions - see all areas of expertise. Dr. Koosha Mortazavi accepts Medicare, Aetna, Humana, Blue Cross, United Healthcare - see other insurance plans accepted. Dr. Koosha Mortazavi is highly recommended by patients.